Lead Java Backend Developer
Lead Java backend development of Citi's rates reference data application within its global electronic trading platform. Day to day: building reusable, low-latency Spring microservices, contributing to architecture and POCs, and providing third-line trading-hours support, using messaging middleware on UNIX/Linux.
- Compensation
- Not disclosed
- Location
- Mississauga, Canada
- Work setup
- Not specified
- Seniority
- Lead
- Employment
- Full time
- Experience
- 5+ years
- Category
- Backend
- Posted
Skills
Must have
- 8+ years developing Java applications with Spring or dependency injection
- 5+ years developing scalable, real-time, low-latency microservices
- Experience with Kafka, RabbitMQ, Solace, Tibco, or similar messaging middleware
- Experience developing multi-threaded applications
- Experience with UNIX or Linux deployment
- Bachelor's degree, university degree, or equivalent experience
Full description
Lead Java backend development for Citi’s rates reference data application, using Spring, scalable microservices, and low-latency engineering practices. Work within a global electronic trading platform.
This full-time developer role supports Citi’s Java Server development team and modern rates reference data technology. You will build reusable services, contribute to architecture, and work closely with front office trading users. The position requires strong software fundamentals and hands-on experience with Java, messaging middleware, and UNIX or Linux deployment.
Key Responsibilities:
Develop reusable Java components and services using Citi best practices
Create high-performance, low-latency applications on Citi frameworks
Contribute actively to system design and strategic POCs
Ensure reliability, scalability, testing, and performance across components
Provide post-release assistance and third-line trading-hours support
Requirements:
8+ years developing Java applications with Spring or dependency injection
5+ years developing scalable, real-time, low-latency microservices
Experience with Kafka, RabbitMQ, Solace, Tibco, or similar messaging
Experience developing multi-threaded applications and UNIX or Linux deployment
Bachelor’s degree, university degree, or equivalent experience
Apply Java, Spring, microservices, and systems design expertise to Citi’s electronic trading technology platform.